Detailed characteristics of the locality and sampling points with the range in each parameter over the complete survey.
|Environmental parameters||Sampling point|
|Water temperature (°C)||24.1–31.6||21.9–27.6||11.8–27.9||6.8–25.6||3.2–24.7|
|Water depth (m)||>1.5||>1.5||0.1–0.7||0.3–0.6||0.2–0.9|
|Distance from the bank (m)||0.5–1.0||0.2–0.5||0.2–1.0||0.5||0.2–0.6|
|Water velocity (m/s)||0.3||0.3–1.0||1.2–2.3||0.9–1.8||0.7–1.6|
|Submerged vegetation (%)||5–15||<5||20–60||10–50||0–50|
|Emergent vegetation (%)||5–20||<5||<5||5–20||5–25|
|Woody debris (%)||<5||5–10||<5||10||5–20|
|Shading tree cover (%)||0–20||5–30||15–30||20||10–30|
|Depth of sediment (m)||0.3||0.1||0.2||0.2||0.2–0.4|
|Type of sediment||Rock, mud||Rock, mud||Clay, mud||Clay, mud||Mud|
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